Home / 696,212.82-1,044,320.14-190,778.29

Finding the Fourth Proportional to 696,212.82, 1,044,320.14 and 190,778.29

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Solution

The fourth proportional to 696,212.82, 1,044,320.14 and 190,778.29 is: 286,167.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,212.82 : 1,044,320.14 = 190,778.29 : x
  2. Step 2: Convert to fraction form
    696,212.82/1,044,320.14 = 190,778.29/x
  3. Step 3: Cross multiply
    696,212.82x = 1,044,320.14 × 190,778.29
  4. Step 4: Simplify right side
    696,212.82x = 199,233,608,149.43
  5. Step 5: Solve for x
    x = 199,233,608,149.43/696,212.82
  6. Step 6: Final answer
    x = 286,167.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.